Refrigerant 134a enters a horizontal pipe operating at steady state at 40 oC, 300 kPa and a velocity of 40 m/s. At the exit, the temperature is 50 oC and the pressure is 240 kPa. The pipe diameter is 0.04 m. Determine
a) the mass flow rate of the refrigerant, in kg/s
b) the velocity at the exit, in m/s
c) the rate of heat transfer between the pipe and its surroundings, in kW
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Refrigerant 134a enters a horizontal pipe operating at steady state at 40 oC, 300 kPa and a velocity...
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